Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7863765 | Vertical shaft type windmill with arcuate hook shaped vane blades | — | 2011-01-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7863765 | Vertical shaft type windmill with arcuate hook shaped vane blades | — | 2011-01-04 |